34f85bee02
We need to follow the fvar aliases registered by `match` in both directions Fixes #4714, fixes #2837 --------- Co-authored-by: Mario Carneiro <di.gama@gmail.com>
79 lines
5.1 KiB
Text
79 lines
5.1 KiB
Text
[Elab.info] • command @ ⟨6, 0⟩-⟨6, 31⟩ @ Lean.Elab.Command.elabSetOption
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• [.] (Command.set_option "set_option" `trace.Elab.info []) @ ⟨6, 0⟩-⟨6, 26⟩
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• option trace.Elab.info @ ⟨6, 11⟩-⟨6, 26⟩
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1018unknowMVarIssue.lean:9:18-9:19: error: don't know how to synthesize placeholder
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context:
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α✝ β : Type
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x : Fam2 α✝ β
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α : Type
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a : α
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⊢ α
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[Elab.info] • command @ ⟨7, 0⟩-⟨10, 19⟩ @ Lean.Elab.Command.elabDeclaration
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• α : Type @ ⟨7, 13⟩-⟨7, 14⟩ @ Lean.Elab.Term.elabIdent
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• [.] α : some Sort.{?_uniq} @ ⟨7, 13⟩-⟨7, 14⟩
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• α : Type @ ⟨7, 13⟩-⟨7, 14⟩
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• a (isBinder := true) : α @ ⟨7, 9⟩-⟨7, 10⟩
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• Fam2 α β : Type 1 @ ⟨7, 21⟩-⟨7, 29⟩ @ Lean.Elab.Term.elabApp
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• [.] Fam2 : some Sort.{?_uniq} @ ⟨7, 21⟩-⟨7, 25⟩
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• Fam2 : Type → Type → Type 1 @ ⟨7, 21⟩-⟨7, 25⟩
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• α : Type @ ⟨7, 26⟩-⟨7, 27⟩ @ Lean.Elab.Term.elabIdent
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• [.] α : some Type @ ⟨7, 26⟩-⟨7, 27⟩
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• α : Type @ ⟨7, 26⟩-⟨7, 27⟩
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• β : Type @ ⟨7, 28⟩-⟨7, 29⟩ @ Lean.Elab.Term.elabIdent
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• [.] β : some Type @ ⟨7, 28⟩-⟨7, 29⟩
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• β : Type @ ⟨7, 28⟩-⟨7, 29⟩
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• x (isBinder := true) : Fam2 α β @ ⟨7, 17⟩-⟨7, 18⟩
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• β : Type @ ⟨7, 33⟩-⟨7, 34⟩ @ Lean.Elab.Term.elabIdent
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• [.] β : some Sort.{?_uniq} @ ⟨7, 33⟩-⟨7, 34⟩
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• β : Type @ ⟨7, 33⟩-⟨7, 34⟩
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• _example (isBinder := true) : {α β : Type} → α → Fam2 α β → β @ ⟨7, 0⟩†-⟨10, 19⟩†
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• a (isBinder := true) : α @ ⟨7, 9⟩-⟨7, 10⟩
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• x (isBinder := true) : Fam2 α β @ ⟨7, 17⟩-⟨7, 18⟩
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• match α, β, x, a with
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| α_1, .(α_1), Fam2.any, a => ?m x α_1 a
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| .(Nat), .(Nat), Fam2.nat n, a => n : β @ ⟨8, 2⟩-⟨10, 19⟩ @ Lean.Elab.Term.elabMatch
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• x : Fam2 α β @ ⟨8, 8⟩-⟨8, 9⟩ @ Lean.Elab.Term.elabIdent
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• [.] x : none @ ⟨8, 8⟩-⟨8, 9⟩
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• x : Fam2 α β @ ⟨8, 8⟩-⟨8, 9⟩
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• x : Fam2 α β @ ⟨8, 8⟩-⟨8, 9⟩ @ Lean.Elab.Term.elabIdent
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• [.] x : none @ ⟨8, 8⟩-⟨8, 9⟩
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• x : Fam2 α β @ ⟨8, 8⟩-⟨8, 9⟩
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• [.] Fam2.any : none @ ⟨9, 4⟩-⟨9, 12⟩
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• [.] Fam2.any : none @ ⟨9, 4⟩-⟨9, 12⟩
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• @Fam2.any : {α : Type} → Fam2 α α @ ⟨9, 4⟩-⟨9, 12⟩
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• [.] Fam2.nat : none @ ⟨10, 4⟩-⟨10, 12⟩
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• Fam2.nat : Nat → Fam2 Nat Nat @ ⟨10, 4⟩-⟨10, 12⟩
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• [.] n : none @ ⟨10, 13⟩-⟨10, 14⟩
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• [.] Fam2.any : none @ ⟨9, 4⟩-⟨9, 12⟩
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• [.] Fam2.any : none @ ⟨9, 4⟩-⟨9, 12⟩
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• @Fam2.any : {α : Type} → Fam2 α α @ ⟨9, 4⟩-⟨9, 12⟩
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• [.] a : none @ ⟨8, 2⟩†-⟨10, 19⟩†
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• [.] Fam2.any : some Fam2 ([mdata _patWithRef: [mdata _inaccessible:1 [mdata _patWithRef: ?_uniq]]]) ([mdata _patWithRef: [mdata _inaccessible:1 [mdata _patWithRef: ?_uniq]]]) @ ⟨9, 4⟩-⟨9, 12⟩
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• [.] a : some [mdata _patWithRef: [mdata _inaccessible:1 [mdata _patWithRef: ?_uniq]]] @ ⟨8, 2⟩†-⟨10, 19⟩†
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• α (isBinder := true) : Type @ ⟨8, 2⟩†-⟨10, 19⟩†
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• α : Type @ ⟨8, 2⟩†-⟨10, 19⟩†
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• Fam2.any : Fam2 α α @ ⟨9, 4⟩†-⟨9, 12⟩†
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• α : Type @ ⟨9, 4⟩†-⟨9, 12⟩†
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• a (isBinder := true) : α @ ⟨8, 2⟩†-⟨10, 19⟩†
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• FVarAlias a: _uniq.636 -> _uniq.312
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• FVarAlias α: _uniq.635 -> _uniq.310
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• ?m x α a : α @ ⟨9, 18⟩-⟨9, 19⟩ @ Lean.Elab.Term.elabHole
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• [.] Fam2.nat : none @ ⟨10, 4⟩-⟨10, 12⟩
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• Fam2.nat : Nat → Fam2 Nat Nat @ ⟨10, 4⟩-⟨10, 12⟩
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• [.] n : none @ ⟨10, 13⟩-⟨10, 14⟩
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• [.] a : none @ ⟨8, 2⟩†-⟨10, 19⟩†
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• [.] Fam2.nat : some Fam2 ([mdata _patWithRef: [mdata _inaccessible:1 [mdata _patWithRef: ?_uniq]]]) ([mdata _patWithRef: [mdata _inaccessible:1 [mdata _patWithRef: ?_uniq]]]) @ ⟨10, 4⟩-⟨10, 12⟩
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• [.] n : some Nat @ ⟨10, 13⟩-⟨10, 14⟩
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• [.] a : some [mdata _patWithRef: [mdata _inaccessible:1 [mdata _patWithRef: ?_uniq]]] @ ⟨8, 2⟩†-⟨10, 19⟩†
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• Nat : Type @ ⟨8, 2⟩†-⟨10, 19⟩†
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• Nat : Type @ ⟨8, 2⟩†-⟨10, 19⟩†
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• Fam2.nat n : Fam2 Nat Nat @ ⟨10, 4⟩†-⟨10, 14⟩
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• n (isBinder := true) : Nat @ ⟨10, 13⟩-⟨10, 14⟩
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• a (isBinder := true) : Nat @ ⟨8, 2⟩†-⟨10, 19⟩†
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• FVarAlias a: _uniq.667 -> _uniq.312
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• FVarAlias n: _uniq.666 -> _uniq.310
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• n : Nat @ ⟨10, 18⟩-⟨10, 19⟩ @ Lean.Elab.Term.elabIdent
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• [.] n : some Nat @ ⟨10, 18⟩-⟨10, 19⟩
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• n : Nat @ ⟨10, 18⟩-⟨10, 19⟩
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• @_example (isBinder := true) : {α β : Type} → α → Fam2 α β → β @ ⟨7, 0⟩-⟨7, 7⟩
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[Elab.info] • command @ ⟨11, 0⟩-⟨11, 0⟩ @ Lean.Elab.Command.elabEoi
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